5:- Take off the phone battery, unplug the USB cable (make sure the phone is fully power off), then connect the USB cable from the hone to the PC, put back the battery.
6:- A user should see that the tool detects the device and start flashing.

7:- Unplug the phone when the DIAG color is green. Please don’t unplug a phone if the color is still in yellow. This will cause an error.